PubMed:32023680 / 96-103
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T14","span":{"begin":0,"end":7},"obj":"NN"}],"text":"surgery"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok15","span":{"begin":0,"end":7},"obj":"NN"}],"text":"surgery"}